Update Windows crash dump path once we know where we're logging

components/crashcatcher/windows_crashcatcher.cpp

@@ -75,6 +75,25 @@ namespace Crash
             CloseHandle(mShmHandle);
     }
 
+    void CrashCatcher::updateDumpPaths(const std::string& crashDumpPath, const std::string& freezeDumpPath)
+    {
+        shmLock();
+
+        memset(mShm->mStartup.mCrashDumpFilePath, 0, sizeof(mShm->mStartup.mCrashDumpFilePath));
+        size_t length = crashDumpPath.length();
+        if (length >= MAX_LONG_PATH) length = MAX_LONG_PATH - 1;
+        strncpy(mShm->mStartup.mCrashDumpFilePath, crashDumpPath.c_str(), length);
+        mShm->mStartup.mCrashDumpFilePath[length] = '\0';
+
+        memset(mShm->mStartup.mFreezeDumpFilePath, 0, sizeof(mShm->mStartup.mFreezeDumpFilePath));
+        length = freezeDumpPath.length();
+        if (length >= MAX_LONG_PATH) length = MAX_LONG_PATH - 1;
+        strncpy(mShm->mStartup.mFreezeDumpFilePath, freezeDumpPath.c_str(), length);
+        mShm->mStartup.mFreezeDumpFilePath[length] = '\0';
+
+        shmUnlock();
+    }
+
     void CrashCatcher::setupIpc()
     {
         SECURITY_ATTRIBUTES attributes;

components/crashcatcher/windows_crashcatcher.hpp

@@ -27,10 +27,16 @@ namespace Crash
     class CrashCatcher final
     {
     public:
+        static CrashCatcher* instance()
+        {
+            return sInstance;
+        }
 
         CrashCatcher(int argc, char** argv, const std::string& crashDumpPath, const std::string& freezeDumpPath);
         ~CrashCatcher();
 
+        void updateDumpPaths(const std::string& crashDumpPath, const std::string& freezeDumpPath);
+
     private:
 
         static CrashCatcher* sInstance;

components/debug/debugging.cpp

@@ -296,6 +296,16 @@ void setupLogging(const std::string& logDir, std::string_view appName)
     std::cout.rdbuf(&coutsb);
     std::cerr.rdbuf(&cerrsb);
 #endif
+
+#ifdef _WIN32
+    if (Crash::CrashCatcher::instance())
+    {
+        const std::string crashDumpName = Misc::StringUtils::lowerCase(appName) + "-crash.dmp";
+        const std::string freezeDumpName = Misc::StringUtils::lowerCase(appName) + "-freeze.dmp";
+        boost::filesystem::path dumpDirectory(logDir);
+        Crash::CrashCatcher::instance()->updateDumpPaths((dumpDirectory / crashDumpName).make_preferred().string(), (dumpDirectory / freezeDumpName).make_preferred().string());
+    }
+#endif
 }
 
 int wrapApplication(int (*innerApplication)(int argc, char *argv[]), int argc, char *argv[],